Non-native Kokanee Salmon (Oncorhynchus nerka). Original public domain image from Flickr https://www.rawpixel.com/image/3311354/free-photo-image-salmon-redfishFree Image from public domain licenseRed salmons pool together in a stream. Original public domain image from Flickr https://www.rawpixel.com/image/4031116/photo-image-background-ocean-natureFree Image from public domain licenseKokanee Salmon returning to Spawn, Siuslaw National Forest. Original public domain image from Flickr https://www.rawpixel.com/image/4075549/photo-image-food-water-fishFree Image from public domain license